This DTC sets when the engine idle speed is less than the desired RPM.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Engine speed is below the target while ISC torque is around the maximum | 1. Intake system restriction 2. Vacuum leaks 3. Exhaust restriction 4. Engine mechanical concern 5. Sludged throttle body 6. ETC 7. PCM |
Enable Conditions |
•
Vehicle speed = 0 mph
•
ECT greater than 60°C(140 °F)
•
Intake air temperature greater than -10.5°C(13.1 °F)
•
Accel. Pedal = 0%
•
BARO greater than 74.5 kpa(0.74 bar/10.80 psi) | |
Threshold Value |
•
Difference of Desired engine speed and Actual engine speed greater than 100 rpm
•
Defference of Max. idle torque and Actual idle torque less than10 Nm | |
Diagnostic Time |
•
8 sec. | |
Mil On Condition |
•
2 driving cycles |
